Marina Frontasyeva

Joint Institute for Nuclear Research | jinr ОИЯИ · Neutron Activation Analysis and Applied Research

The work presents the preliminary results of studying the peculiarities of the accumulation of a wide range of elements in marine macrophytes (algae and seagrass) collected along the Mediterranean Sea coast of Egypt. The concentrations of 40 elements (Na, Mg, Al, S, Cl, K, Ca, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Zn, As, Se, Br, Rb, Sr, Zr, Mo, Ag, Sb, I...

This study aims to investigate the changes in atmospheric deposition trends in Macedonia, using a moss biomonitoring technique. This technique has been used to assess the content of potentially toxic elements in Macedonia in 2002, 2005, 2010, and 2015, within the framework of the International Cooperative Program on Effects of Air Pollution on Natu...

An environmental study using Neutron Activation Analysis for algae samples collected from the Mediterranean Sea, Egypt.

Centaurium erythraea (Gentianaceae) is a medicinal plant species with therapeutic potential officially listed in the pharmacopoeias of many European, Asian and American countries. It has had many uses in natural medicine since ancient times and it is collected mostly from wild populations. The aim of this study is to investigate the trace element c...

The content of 41 chemical elements (Ag, Al, As, Au, Ba, Br, Ca, Cd, Ce, Co, Cr, Cs, Cu, Fe, Hf, In, K, La, Li, Mg, Mn, Mo, Na, Nd, Ni, P, Pb, Rb, Sb, Sc, Se, Sm, Sr, Tb, Th, Ti, Tm, U, V, W, and Zn) was determined in attic dust, household dust and soil samples collected from 33 houses in the area of the town of Veles, North Macedonia. Silver, Cd,...

The chapter provides information on a strategy for remediation of soils contaminated with potential toxic trace elements (PTTE) using high biomass plants including the following steps: 1. Evaluation of the initial level of pollution and environmental risks 2. Selection of plant/microorganisms/amendments candidates and suitable options 3. Implementa...

In this research, chemical element contents were determined using the Epithermal neutron activation analysis (Cr, V, Ti, Sr, Rb, As, Zn, Co, Fe, Mn and Ba) and atomic-absorption spectrometry (Cu and Pb) for mosses and X-ray fluorescence spectroscopy (Cr, V, Ti, Sr, Rb, As, Zn, Cu, Co, Fe, Mn, Pb, and Ba) for soil samples. The research team combined...

This paper presents the results of the first observation of airborne trace elements using Barbula Indica moss in Hai Phong city, one of the two largest seaport cities in Vietnam. A total of 39 moss samples were collected at 39 different locations in January 2020 in Hai Phong. Neutron activation analysis method was used to analyze the concentration...

The results of the assessment of the degree of atmospheric pollution in the territory of the Udmurt republic by the method of moss biomonitors in combination with instrumental neutron activation analysis are presented. Concentrations of 37 macro-, micro- and trace elements were determined in moss samples. The factors of accumulation of individual e...

This paper presents the results of the first observation of airborne trace elements using Barbula Indica moss in Hai Phong city, one of the two largest seaport cities in Vietnam. A total of 39 moss samples were collected at 39 different locations in January 2020 in Hai Phong. Neutron activation analysis method was used to analyze the concentration...

Purpose The objective of this study was to provide insights into the most recent responses of sediments to climate change and their capability to sequester atmospheric carbon (C). Methods Three sediment cores were collected, one from the western Black Sea, and two from the southern Adriatic Sea. Cores were extruded and sectioned into 1 cm or 0.5 c...

The purpose of this study was to assess the level of anthropogenic contamination as well as to collect more data concerning the mineral composition of scleractinian corals from Southern Red Sea, Hodeidah Governorate, Yemen. The mass fractions of 31 elements were determined in the skeleton of nine coral colonies collected in the vicinity of the sout...

Using the INAA method, the ability of Amaranthus tricolor L. variety “Valentina” growing on soils with different degree of pollution to extract heavy metals was evaluated in the field experiments. It was found that amaranth of the studied variety characterized by the content of betacianin pigment, amaranthine, in the shoots and generative organ, is...

The results of this investigation show that Azerbaijan industries and agricultural sector provide considerable anthropogenic impact on the environment of Caucasus. The use of moss biomonitoring technique and neutron activation analysis (NAA) is a first attempt to study heavy metal atmospheric deposition in Azerbaijan, a country different relief and...

Forty-five moss samples were collected at the end of the 2019 rainy season in Hanoi capital and some other cities in Red River Delta and the south central region in Vietnam. Twenty-nine elements were determined in the moss samples by neutron activation analysis at the reactor IBR-2 in the Joint Institute for Nuclear Research in Dubna, Russia. Facto...

The paper analyzes ecological and geochemical features of the moss Pleurozium schreberi (Brid.) Mitt., growing in artificial pine plantings of the National Park Buzuluksky Bor (Orenburg Region) and the Krasnosamarsky Forest (Samara Region). The research has been carried out within the framework of the International Program ICP Vegetation (https://i...

For a comprehensive description of the biomonitoring and geochemistry of trace elements in two different regions of Egypt (urban Cairo and rural Menoufia), Instrumental Neutron Activation Analysis was used to determine the concentration of 40 elements in 30 samples of soil and 32 elements in an equal number of samples of Eucalyptus globulus Labill...

Resumen Los peloides son productos naturales (sedimentos) que se utilizan en el tratamiento médico de di-ferentes patologías y debido a su empleo terapéutico en humanos, su caracterización química es de gran importancia para esclarecer la presencia de elementos o com-puestos con posible acción biológica que fundamenten su uso tera-péutico y lograr...

The soft tissues of mussels are often used as the main food source, especially in coastal areas. Neutron Activation Analysis was used to measure the content of 24 macro- and microelements in the soft tissues and 18 elements in the shells of selected sets of mussels of the species Mytilus galloprovincialis. The mussels were collected in 8 polluted a...

The present work was conducted to evaluate the air quality in terms of inorganic pollutants and toxicity impact using two evergreen tree leaves, Eucalyptus globulus Labill (E. globulus) and Ficus microcarpa L.f., Suppl. Pl. 442 (1782) (F. microcarpa) as biomonitors. Thirty tree leaves and an equal number of co-located soil samples from different re...

Herbal infusions are consumed worldwide owing to their beneficial properties. Cultivated or obtained from the wild, herbal raw plant materials may contain trace elements at various levels. This study relates to the release of beneficial and potentially toxic trace elements from herbal preparations during infusion. The elemental contents of seven co...

In 2010, the ambient radiation dose level has been measured in situ for the first time at the same sampling sites where the moss samples have been collected in order to determine and describe the air pollution in the Republic of Macedonia. It has been found that the ambient dose levels are in the interval from 53 nSv/h to 340 nSv/h. A model for the...

In the present study, the actual levels and temporal changes of 34 major and trace elements were examined in 44 moss samples Hypnum cuppressiforme collected across Thrace region. The concentrations of Cr, Cu, Fe, Ni, Sb, V, and Zn were found to be higher than the local background in the vicinity of Çorlu, one of the most industrialized cities in Th...

For a better understanding of the previously observed increased natural radioactivity at the confluence of the Varzob and Sioma rivers, Central Tajikistan, the activity concentration of natural radioactive 40K, Th and U daughters as well as of the anthropogenic 137Cs were determined in nine locations covering the entire Sioma River. The radiometric...

Manganese, as one of the xenobionts, belongs to the group of heavy metals, which, in high concentrations, can negatively affect the development of plants. In small concentrations, it is necessary for plants for normal growth and development. It is present in soils and is available to plants to varying degrees. In acidic soils, it often acts as a to...

Albania is a small country with an area of 28,748 sq km positioned in south-east Europe and in the western part of the Balkan Peninsula.

The present work was conducted to characterize and monitor the air quality in terms of pollution and toxicity impact using two evergreen tree leaves, Eucalyptus globulus Labill and Ficus benjamina L . as biomonitors. Thirty tree leaves and an equal number of co-located soil samples from different regions of Egypt (urban Greater Cairo Metropolitan G...

To assess the effect of silver nanoparticles on mice cognitive abilities, daily, up to 4-month period, experimental mice were administrated with silver nanoparticles solution. Accumulation of silver in brain was assessed by neutron activation analysis. Cognitive abilities in mice before and after silver nanoparticles administration were evaluated i...

The moss biomonitoring technique was used for assessment of air pollution in the central part of Georgia, Caucasus, in the framework of the UNECE ICP Vegetation. A total of 35 major and trace elements were determined by two complementary analytical techniques, epithermal neutron activation analysis (Na, Mg, Al, Cl, K, Ca, Sc, Ti, V, Cr, Mn, Fe, Co,...

Moss biomonitoring is a widely used technique for monitoring the accumulation of trace elements in airborne pollution. A total of one hundred and five samples, mainly of the Hypnum cupressiforme Hedw. moss species, were collected from the Northern Greece during the 2015/2016 European ICP Vegetation (International Cooperative Program on Effects of A...

The present work was conducted to obtain and highlight the first comprehensive baseline data on atmospheric deposition of trace elements and to evaluate the air quality in Georgia. A total of 120 moss samples were collected over accessible territories in Georgia in the period from 2014 to 2017. Hylocomium splendens (Hedw.) Schimp., Hypnum cupressif...

The study aimed to contribute to the scarce data on concentrations in the soft tissue of wild mussels growing in coastal cities of South Africa. The intake of 26 micro and macroelements was estimated. The mass fractions of sample sets from 8 sites along the South African coast from the West (Port Nolloth) to the East (Durban) were studied by neutro...

The present review was conducted to highlight the major and trace elemental composition in surface sediments from the Nile River and Egyptian Red Sea coastal areas in terms of provenance, concentrations, pollution indices, and health hazards. Health hazard due to the exposure to selected elements via inhalation, ingestion, and dermal contact was ca...

Si is a major element of earth’s crust and a main soils’ consistuent. Si content in soil varies from 1 to 45%, but it is non-soluble and is not bio-available for plants. It is found as silicate minerals, alumino-silicates and silicon dioxide. Beside it, Si is also sourced from silicon-rich materials of industrial wastes and plant biomass.

The environment is a multidimensional system characterized by multiple chemical, physical and biological parameters which display very complex relationships between them. A complex study in environmental researches that produce big data matrixes with a large number of sampling sites and several investigated parameters is not easy to give a solution...

Based in the values of the median concentrations, the order of the distribution of calcophile and biophile elements in moss samples was Cd < Hg < As < Mo < Pb < V, Cu < Ni < Zn. The concentration data of Cu, Zn, Mo and V in moss samples showed moderate variation, while the concentration data of As, Hg, Cd, Ni and Pb showed high variation by indicat...

Sea salt is a major contributor of Na⁺, Mg²⁺, Ca²⁺, K⁺, Cl⁻, SO4²⁻ in coastal areas.

Beside the ten priority elements (V, Cr, Fe, Ni, Cu, Zn, As, Cd, Hg, Pb) 41 additional elements were investigated on 2010 moss survey.

The variation on the content of redox sensitive elements (U, V, Mo, Co, Cr) and the elements sensitive to redox conditions, such as Ni and Zn, in moss samples may reflect the regional redox conditions that may affect to the composition of mineral dust particles.

The genus Tribulus L. (Zygophyllaceae) includes 12 species, the most important of which is Tribulus terrestris L. This annual herb grows in temperate and tropical climates, and has a rich chemical composition of biologically active substances and chemical elements. Medicinal plants, and the phytopreparations obtained from them, are becoming more an...

Medicinal plants and phytopreparations (herbal medicinal products) obtained from them are successfully used for the treatment of human diseases. The therapeutic effect of the presence in them of a variety of natural compounds and biologically important trace elements, especially in higher concentration concentrates in higher doses. The elemental co...

Alien Mediterranean mussels Mytilus galloprovincialis, Pacific oysters Crassostrea gigas and indigenous Cape mussels Choromytilus meridionalis were used as sentinel biomonitors of inorganic pollutants in Saldanha Bay, South Africa. Neutron activation analysis was used to determine the concentrations of 33 macro and microelements in the soft tissues...

Air pollution has a significant impact on human and environmental health. Regulatory monitoring of air pollution by potentially toxic elements (PTEs) is not implemented with a satisfactory resolution of measurements. The challenge is to introduce new methodologies for assessing air pollution and their complementary applications. Modeling of air pol...

Different definitions for the concepts of information, information transfer, i.e. communication and its effect and efficiency of false, but also correct information, especially from the environmental sector, are given. "THE TEN ECOLOGICAL COMMANDMENTS" developed by Menke-Glückert at the end of the 1960s, the 9th commandment "Do not pollute informat...

Introduction: The intention of Vietnam to participate in the European-Asian Moss Survey in the framework of The United Nations Economic Commission for Europe - International Cooperative Programme on effects of air pollution on natural vegetation and crops (UNECE ICP Vegetation) necessitates choosing appropriate moss species that grow in the tropica...

• Addresses metals air pollution monitoring and source characterization • Shows the level and the distribution patterns of trace elements atmospheric deposition • Shows the identification of the pollution tendencies and “hot spots”, suggest a continuous and detailed monitoring, and assessment • Addresses the human exposure particularly at the areas...

The concentrations of trace elements in feather moss Pleurozium schreberi (Brid.) Mitt. were used to indicate the relative levels of air pollution by trace elements in Polish national parks. Pleurozium schreberi was collected from nine national parks. The highest concentrations were recorded in the moss samples from the southern and most industrial...

A passive biomonitoring survey using terrestrial mosses was performed in a heavily polluted industrial region on the border between Czechia and Poland in a regular grid of 41 sampling points. The concentrations of 38 elements were determined in the moss samples, using Neutron Activation Analysis (NAA). Simultaneously, air pollution modelling was pe...

Using physicochemical methods of analysis (XRF and AAS), the elemental composition of urban soils of large urban ecosystems of one of the industrially developed regions of Russia was studied. It was revealed that most of the soils of urban ecosystems have technogenic anomalies in a number of heavy metals and metalloids: As, Co, Ni, Pb, Zn, Cr. An a...

Moss biomonitoring technique was used for a heavy-metal pollution study in Macedonia in the framework of the International Cooperative Program on Effects of Air Pollution on Natural Vegetation and Crops (UNECE IPC Vegetation). Moss samples (n = 72) were collected during the summers of 2002, 2005, and 2010. The contents of 41 elements were determine...

The aim was to study the distribution of macro-and microelements in the main urban ecosystems of Karelia. Methods. Samples of soil, vegetation, surface water, sediments and biota (fish) were taken. In total, 300 samples were collected. The analysis of the material was carried out using epithermal instrumental neutron activation analysis (INAA), x-r...

Sphagnum girgensohnii, собранный в Тверской об-ласти, обладающий хорошими аккумулятивными способностями. Цель данной работы состояла в оценке загрязнения атмосферного воздуха рекреационных зон Москвы следовыми элементами Сu, Sb, Pb, V и Zn. Для проведения эксперимента были выбраны семь парков наиболее популярных и посещаемых в Москве: «Царицыно», «...

Moss biomonitoring in Albania started with 2010/2011 when researchers from Albania joined the European Moss Survey conducted within the framework of the International Cooperative Programme on Effects of Air Pollution on Natural Vegetation and Crops, ICP Vegetation. 20 elements were analyzed by ICP/AES and 46 by ENAA methods in mosses (Hypnum cupres...

Studying air pollution with heavy metals in the Republic of Macedonia, using moss biomonitoring technique was applied for the first time in 2002, in the framework of United Nations Economic Commission for Europe International Co-operative Programme on Effects of Air Pollution on Natural Vegetation and Crops with heavy metals in Europe (UNECE ICP Ve...

Objective: to Determine the level of impact of industrial enterprises in Tula on air and soil pollution with heavy metals. Methods: The elemental composition of samples of atmospheric aerosols and soils of the city of Tula was studied using x-ray spectral (RFA), atomic absorption (AAS), and neutron activation (INAA) methods. The distribution of Fe,...

Seed germination is the earliest process in plant development and is crucial for further plant growth and fitness. The process is regulated by various internal and external factors, including soil pollutants such as nonessential metals. In the present study, we examined in detail the impact of short-term imbibition in Cd solutions at several concen...

For the first time, the active moss biomonitoring technique has been used in Vietnam for investigation of atmospheric elemental contamination in the air of Hanoi region. The Sphagnum girgensohnii moss harvested in the clean area were used to produce the moss-bags. After 2 months of expose in 45 different sites in Hanoi area, the moss samples were p...

Background: Cadmium is a non-essential heavy metal, which is toxic even in relatively low concentrations. Although the mechanisms of Cd toxicity are well documented, there is limited information concerning the recovery of plants after exposure to this metal. Methods: The present study describes the recovery of soybean plants treated for 48 h wit...

Here we report on the results of the 2015 moss survey, when mosses were sampled at about 5,100 sites across Europe and beyond, either in 2015, 2016 or both. In 2015, reporting for metals has greatly increased from about 28 countries in previous surveys to 36 countries, mainly due to participation of more countries in the EECCA region. Nitrogen and...

The present study was conducted to highlight the elemental composition of ten soil samples collected at different depths along of a soil profile (0.25-17 m). The collected samples were subjected to epithermal neutron activation analysis at the pulsed reactor IBR-2 of Frank Laboratory of Neutron Physics - Joint Institute for Nuclear Research - Dubna...

The concentration of 22 metal elements including Mg, Al, Si, P, S, Cl, K, Ca, Ti, Cr, Mn, Fe, Ni, Cu, Zn, As, Br, Rb, Sr, Zr, Ba and Pb in Barbula Indica moss samples collected in 12 different sites in Ha Noi in July of 2018 were determined by Proton Induced X-ray Emission. The obtained results has been used for assessment of heavy metal pollution...

This data is the first comprehensive baseline data on the geochemical composition of soil and sediments along the Nile River and Delta in Egypt that was subjected and analyzed by instrumental neutron activation analysis INAA. These data supported the research articles that were done to evaluate the elemental compositions and pollution sources in 17...

The study was performed in a mountainous area of approximately 7000 sq. km of Western Tajikistan, i.e., Turkestan, Zeravshan, Hissar, and Karateghin ridges that are characterized by complex geological settings. Moss biomonitoring was used to assess the concentration level of trace and major elements in atmospheric deposition of the study area. Hylo...